Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 322
in the superstructure. A Model Suhmarine With Radio Control 319 The relay switch, which serves to turn on and off thecurrent to the driving motor, was described previously.The drawings give all details of the conning towerand deck fittings. The aerial is carried by a tall centralmast and it… … Fig. 229—The controlling mechanism exposed by the removal of the forward hatch necessary. It is admitted, however, that the true modelmaker will not be content with such an arrangement. Forhim the employment of tiny insulators turned from hardrubber or black fiber rod of about i^ inch diameter…
Machinery
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